21046827360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{259453}}^1$

素因数の和:259497

約数の個数: 144

約数和(自身を含む): 71789883984

約数和(自身を除く): 50743056624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2704, 3120, 3380, 4056, 5070, 5408, 6240, 6760, 8112, 10140, 13520, 16224, 20280, 27040, 40560, 81120, 259453, 518906, 778359, 1037812, 1297265, 1556718, 2075624, 2594530, 3113436, 3372889, 3891795, 4151248, 5189060, 6226872, 6745778, 7783590, 8302496, 10118667, 10378120, 12453744, 13491556, 15567180, 16864445, 20237334, 20756240, 24907488, 26983112, 31134360, 33728890, 40474668, 41512480, 43847557, 50593335, 53966224, 62268720, 67457780, 80949336, 87695114, 101186670, 107932448, 124537440, 131542671, 134915560, 161898672, 175390228, 202373340, 219237785, 263085342, 269831120, 323797344, 350780456, 404746680, 438475570, 526170684, 539662240, 657713355, 701560912, 809493360, 876951140, 1052341368, 1315426710, 1403121824, 1618986720, 1753902280, 2104682736, 2630853420, 3507804560, 4209365472, 5261706840, 7015609120, 10523413680, 21046827360]

約数ペア:

[(1, 21046827360), (2, 10523413680), (3, 7015609120), (4, 5261706840), (5, 4209365472), (6, 3507804560), (8, 2630853420), (10, 2104682736), (12, 1753902280), (13, 1618986720), (15, 1403121824), (16, 1315426710), (20, 1052341368), (24, 876951140), (26, 809493360), (30, 701560912), (32, 657713355), (39, 539662240), (40, 526170684), (48, 438475570), (52, 404746680), (60, 350780456), (65, 323797344), (78, 269831120), (80, 263085342), (96, 219237785), (104, 202373340), (120, 175390228), (130, 161898672), (156, 134915560), (160, 131542671), (169, 124537440), (195, 107932448), (208, 101186670), (240, 87695114), (260, 80949336), (312, 67457780), (338, 62268720), (390, 53966224), (416, 50593335), (480, 43847557), (507, 41512480), (520, 40474668), (624, 33728890), (676, 31134360), (780, 26983112), (845, 24907488), (1014, 20756240), (1040, 20237334), (1248, 16864445), (1352, 15567180), (1560, 13491556), (1690, 12453744), (2028, 10378120), (2080, 10118667), (2535, 8302496), (2704, 7783590), (3120, 6745778), (3380, 6226872), (4056, 5189060), (5070, 4151248), (5408, 3891795), (6240, 3372889), (6760, 3113436), (8112, 2594530), (10140, 2075624), (13520, 1556718), (16224, 1297265), (20280, 1037812), (27040, 778359), (40560, 518906), (81120, 259453)]